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Mathematics 7 Online
OpenStudy (anonymous):

Find the solution to the system of equations. x + y + z = 19 y + z = 11 z = 6 A. x = 8, y = 5, z = 6 B. x = 19, y = 5, z = 6 C. x = 8, y = 7, z = 4 D. x = 19, y = 11, z = 6

OpenStudy (earthcitizen):

A

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